Sheaf binder binding device
Technical field
The present invention relates to agricultural machinery, particularly relate to sheaf binder binding device.
Background technology
The mechanized harvest of China mainly still is a swath harvesting at present, i.e. harvesting, bundling, threshing equal segments results.The mow binder tool is after crop is cut off through cutting implement; By carrier chain cutted crop is delivered to banding mechanism; After crop assembled certain quantity, the clutch arm was opened, and the needle brake in the banding mechanism, knotter jaw, rope guarding plate move successively crop is tied up operation; Bundled back is pushed on the field of having cut, is convenient to move and deposit.Tying device is the core component of mow binder, and especially the knotter in the tying device mainly adopts foreign products, and complex structure costs an arm and a leg, and expense is high, influence income, and domestic cutting tied an automation research work and be in hysteretic state.Along with China's Agricultural Development, the peasant needs expense low, simple in structure, reliable, simple to operate, the mow binder tool that applicability is strong.
Summary of the invention
The technical problem that the present invention will solve, provide a kind ofly have that expense is low, rational in infrastructure, simple to operate, reliable in action, the sheaf binder binding device being convenient to keep in repair.
The technical scheme that adopts is:
Sheaf binder binding device comprises main transmission box, power input shaft, power take-off, group standing grain power transmission shaft, power transmission shaft, clutch shaft, bundling needle shaft, goes up bat, middle bat, following bat, holder, knotting and rope pressing mechanism, emits arm mechanism, clutch, needle brake, retaining standing grain plate.Described main transmission box is provided with power input shaft, dials the standing grain power transmission shaft, power take-off, clutch shaft, power take-off are contained in the power take-off sleeve pipe of affixed main transmission box upper end; The lower end of power take-off is connected with the bundling needle shaft through spline housing, and output chain gear is equipped with in the upper end of power take-off.Adorn driving gear on the power input shaft, dial on the standing grain power transmission shaft and adorn travelling gear, adorn clutch gear on the bundling needle shaft, driving gear and travelling gear engagement, travelling gear and clutch gear engagement.Said holder upper end is connected with drive-shaft tunnel, is provided with power transmission shaft in the drive-shaft tunnel, and drive sprocket is equipped with in the upper end of power transmission shaft, and drive sprocket is connected through chain with output chain gear.Be connected by bridge piece between power take-off sleeve pipe and the drive-shaft tunnel; Last bat and middle bat are fixedly connected on the top and bottom of dialling the standing grain power transmission shaft through crank connecting link respectively; Following bat is fixedly connected on the dialing-grain unit pitman shaft of establishing the main transmission box bottom, and retaining standing grain plate is fixed on the main transmission box bottom.
Bundling needle shaft in the above-mentioned main transmission box is provided with clutch, and clutch comprises cam disc, fixture block, clutch linkage, clutch pawl, cam disc baffle plate and eccentric bolt.Cam disc is contained on the bundling needle shaft, and fixture block one end connects cam disc through bearing pin, and the fixture block other end connects the fixture block stage clip; Clutch linkage connects eccentric bolt one end, and the eccentric bolt other end is fixed on the clutch spring base on the main transmission box inwall, is set with the clutch spring on the eccentric bolt; The cam disc baffle plate is housed on the eccentric bolt; Cam disc baffle plate one end and cam disc join, and the cam baffle plate other end is connected with baffle plate extension spring one end, and the baffle plate extension spring other end is connected on the clutch spring base; Clutch pawl one end is fixed on the clutch linkage, and the clutch pawl other end and fixture block join.
Above-mentioned needle brake shaft extension goes out on the axle head below main transmission box crank is housed, and the crank axle on the crank is connected with bundling needle shaft connecting rod, and bundling needle shaft connecting rod is connected with needle brake, and needle brake is contained on the clutch shaft.
Above-mentioned knotting and rope pressing mechanism is contained on the power transmission shaft, and knotting and rope pressing mechanism comprises knotting frame, knotter jaw, rope guarding plate, rope clamping plate, rope guarding plate axle, knotter jaw axle, knotter jaw bevel gear, rope brake bevel gear.Rope guarding plate axle and knotter jaw axle are installed on the left side and the right side of knotter jaw frame respectively, and rope guarding plate axle and knotter jaw axle in the knotter jaw top are equipped with rope brake bevel gear and knotter jaw bevel gear respectively, rope brake bevel gear and the engagement of knotter jaw bevel gear.The rope guarding plate axle at pusher dog position, knotter jaw frame lower end is socketed with rope guarding plate, rope guarding plate stage clip, stage clip end cap successively, and fastening through the axle head jam nut of rope guarding plate axle, and rope guarding plate is equipped with twine knife.Said rope clamping plate is equipped with knotter adjustment bolt, and knotter adjustment bolt sleeve is equipped with the rope clamping plate stage clip, and rope clamping plate stage clip two ends are replaced rope clamping plate respectively and are contained between the split pin on the adjustment bolt, and rope clamping plate is contained on the knotter jaw frame, connects with the rope clamping plate pin.Two knotter jaws are connected to the rope clamping plate both sides through the knotter jaw pin.
The above-mentioned arm mechanism of emitting comprises and emits arm, emits the arm drive seat, bores gear ring, emits the arm connecting rod, emits the arm extension spring.The awl gear ring, emit the arm drive seat and be fixed on the power transmission shaft bottom through key and clamp nut respectively; Emitting arm is fixed on and emits on the arm drive seat; Emit arm one end and emit arm connecting rod one end and be connected; Emit the arm connecting rod other end and connect and to emit arm extension spring one end, emit the arm extension spring other end and be connected knotter jaw and cover.
The present invention adopts mechanical automatic knotter jaw formula, with rope the crop after cutting is tied up for whole dose, ties up height, ties directly and can adjust with plant height, has the advantage that expense is low, simple to operate, be convenient to keep in repair.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the A-A cutaway view of Fig. 1.
Fig. 4 is that the K of Fig. 2 is to view.
Fig. 5 is a knotting and rope pressing mechanism sketch map of the present invention.
Fig. 6 is that the A of Fig. 5 is to view.
Fig. 7 is that the B of Fig. 5 is to view.
Embodiment
Sheaf binder binding device comprises main transmission box 1, power input shaft 3, power take-off 15, group standing grain power transmission shaft 5, power transmission shaft 23, clutch shaft 9, bundling needle shaft 7, goes up bat 16, middle bat 6, following bat 48, holder 24, knotting and rope pressing mechanism 29, emits arm mechanism 27, clutch 30, needle brake 10, keeps off standing grain plate 43.Described main transmission box 1 is provided with power input shaft 3, dials standing grain power transmission shaft 5, power take-off 15, clutch shaft 9; Power take-off 15 is contained in the power take-off sleeve pipe 13 of affixed main transmission box 1 upper end; The lower end of power take-off 15 is connected with bundling needle shaft 7 through spline housing, and output chain gear 18 is equipped with in the upper end of power take-off 15.Dress travelling gear 14 on dress driving gear 2, group standing grain power transmission shaft 5 on the power input shaft 3, dress clutch gear 12 on the bundling needle shaft 7, driving gear 2 and travelling gear 14 engagements, travelling gear 14 and clutch gear 12 engagements.Said holder 24 upper ends are connected with drive-shaft tunnel 22, are provided with power transmission shaft 23 in the drive-shaft tunnel 22, and drive sprocket 21 is equipped with in the upper end of power transmission shaft 23, and drive sprocket 21 is connected through chain 20 with output chain gear 18.Be connected by bridge piece 19 between power take-off sleeve pipe 13 and the drive-shaft tunnel 22; Last bat 16 is fixedly connected on the top and bottom of dialling standing grain power transmission shaft 5 through crank connecting link 17,4 respectively with middle bat 6, and following bat 48 is fixedly connected on the dialing-grain unit pitman shaft of establishing main transmission box 1 bottom 47.Retaining standing grain plate 43 is fixed on main transmission box 1 bottom, and the bundling needle shaft 7 in the main transmission box 1 is provided with clutch 30 (see figure 3)s, comprises cam disc 31, fixture block 32, clutch linkage 36, clutch pawl 34, cam disc baffle plate 39 and eccentric bolt 37.Cam disc 31 is contained on the bundling needle shaft 7, and fixture block 32 1 ends connect cam disc 31 through bearing pin 33, and fixture block 32 other ends connect fixture block stage clip 42; Clutch linkage 36 connects eccentric bolt 37 1 ends, and eccentric bolt 37 other ends are fixed on the clutch spring base 41 on main transmission box 1 inwall, are set with clutch spring 38 on the eccentric bolt 37; Cam disc baffle plate 39 is housed on the eccentric bolt 37; Cam disc baffle plate 39 1 ends and cam disc 31 join, and cam baffle plate 39 other ends are connected with baffle plate extension spring 40 1 ends, and baffle plate extension spring 40 other ends are connected on the clutch spring base 41; Clutch pawl 34 1 ends are fixed on the clutch linkage 36, and clutch pawl 34 other ends and fixture block 32 join.Bundling needle shaft 7 stretches out crank 8 is housed on the axle head below main transmission box, and the crank axle on the crank 8 is connected with bundling needle shaft connecting rod 11, and bundling needle shaft connecting rod 11 is connected with needle brake 10, and needle brake 10 is contained on the clutch shaft 9.The described arm mechanism 27 of emitting comprises and emits arm 28, emits arm drive seat 26, awl gear ring 25, emits arm connecting rod 44, emits arm extension spring 45.Awl gear ring 25, emit arm drive seat 26 and be fixed on power transmission shaft 23 bottoms through key and clamp nut respectively; Emitting arm 28 is fixed on and emits (see figure 1) on the arm drive seat 26; Emit arm 28 1 ends and emit arm connecting rod 44 1 ends and be connected; Emit the connection of arm connecting rod 44 other ends and emit arm extension spring 45 1 ends, emit arm extension spring 45 other ends and be connected on the knotter jaw lid 46.Described knotting and rope pressing mechanism 29 is contained on the power transmission shaft 23, and knotting and rope pressing mechanism 29 (seeing Fig. 5, Fig. 6, Fig. 7) comprises knotter jaw frame 63, knotter jaw 49,51, rope guarding plate 56, rope clamping plate 64, rope guarding plate axle 53, knotter jaw axle 61, knotter jaw bevel gear 62 and rope brake bevel gear 60.Rope guarding plate axle 53 and knotter jaw axle 61 are installed on the left side and the right side of knotter jaw frame 63 respectively; Rope guarding plate axle 53 in knotter jaw frame 63 tops is equipped with rope brake bevel gear 60 and knotter jaw bevel gear 62 respectively with knotter jaw axle 61, rope brake bevel gear 60 and 62 engagements of knotter jaw bevel gear.The rope guarding plate axle 53 at knotter jaw frame 63 lower end pusher dogs 57 positions is socketed with rope guarding plate 56, rope guarding plate stage clip 55, stage clip end cap 54 successively, and fastening through the axle head jam nut 52 of rope guarding plate axle 53, and rope guarding plate 56 is equipped with twine knife 65 (see figure 6)s.Said rope clamping plate 64 is equipped with knotter adjustment bolt 67; Knotter adjustment bolt 67 is set with rope clamping plate stage clip 35; Rope clamping plate stage clip 35 two ends are replaced rope clamping plate 64 respectively and are contained in (see figure 7) between the split pin 66 on the adjustment bolt; Rope clamping plate 64 is contained on the knotter jaw frame 63, connects with rope clamping plate pin 59.Two knotter jaws 49,51 are connected to rope clamping plate 64 both sides through knotter jaw pin 50, and knotter jaw frame 63 1 ends are provided with lubricating cup 58, and lubricating cup 58 connects rope clamping plate pin 59 through oil filler point provides lubricating oil, constitutes sheaf binder binding device.
Operation principle:
After paddy rice is cut off through the reciprocating knife of mow binder; Through the straw-poking star wheel on the mow binder and last in down three row's carrier chain cycle operations, the crop clockwise direction is delivered to sheaf binder binding device, paddy rice is dialled in by the upper, middle and lower bat and ties up in the parts; Needle brake in the knotting and rope pressing mechanism, knotter jaw, rope guarding plate move successively paddy rice are tied up operation; After tying up end, dial from holder, be disposed across on the field of having gathered in by emitting the paddy rice that arm will tie; Knotting mechanism resets, and bundling is accomplished.